Recoil spring plug



FIG. 1 is a top perspective view of a recoil spring plug embodying our new design;

FIG. 2 is a bottom perspective view thereof taken from the end opposite that shown in FIG. 1;

FIG. 3 is a side elevational view thereof, the side opposite being a mirror image of the side shown;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear end elevational view thereof; and,

FIG. 7 is a front end elevational view thereof. 

The ornamental design for a recoil spring plug, as shown and described. 